Engine Oil Pump Shaft Retainers

Replacement Parts > Engine > Hardware, Fasteners and Fittings

Engine Oil Pump Shaft Retainers

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What is an engine oil pump shaft retainer?

An engine oil pump shaft retainer is a component that helps to secure the oil pump driveshaft. It’s a small circular or oval-shaped metal piece that fits over the driveshaft and is held in place by a single bolt.

What is the purpose of an engine oil pump shaft retainer?

The engine oil pump shaft retainer serves two primary purposes:

  1. To keep the driveshaft from coming out of the oil pump; and
  2. To provide a seal between the oil pump and the engine block.


How do I know if my engine oil pump shaft retainer is faulty?

You can inspect your engine oil pump shaft retainer by removing the oil pan to access the oil pump. If the retainer is loose or missing, it’s likely that it is faulty.

Can a faulty engine oil pump shaft retainer cause damage?

Yes, a faulty engine oil pump shaft retainer can cause damage to your engine by allowing oil to leak out of the oil pump. This can lead to engine overheating and increased wear on vital engine components.

How do I replace an engine oil pump shaft retainer?

Replacing an engine oil pump shaft retainer is a fairly straightforward process. Here are the steps to follow:

  1. Remove the oil pan to access the oil pump;
  2. Disconnect the oil pump driveshaft;
  3. Remove the old retainer;
  4. Install the new retainer;
  5. Reconnect the oil pump driveshaft;
  6. Reinstall the oil pan.